Molecular analysis of NOZZLE, a gene involved in pattern formation and early sporogenesis during sex organ development in Arabidopsis thaliana. - Schiefthaler, ,U.,.; Balasubramanian, ,S.,.; Sieber, ,P.,.; Chevalier, ,D.,.; Wisman, ,E.,.; and Schneitz, ,K.. (Proc. Natl. Acad. Sci. USA, 1999)